Development and evaluation of buccal patches of theophylline

Buccal patches are the types of formulations in which drug is administered through buccal mucosa. these or placed between gums and for pharmacological response. The main advantage there no first pass metabolism takes place easily absorb systemic circulation themucosa .the objective this delivery system to elevate increase bioavailability drug. review informs about steps involve preparation patch promote awareness towards type system. This article intends analyze overall profile Patches scope future advances.